classDiagram
		title Animal Diagram
		accDescription The animal class diagram
		Animal <|-- Duck
		Animal <|-- Fish
		Animal <|-- Zebra
		Animal : +int age
		Animal : +String gender
		Animal: +isMammal()
		Animal: +mate()
		class Duck{
			+String beakColor
			+swim()
			+quack()
		}
		class Fish{
			-int sizeInFeet
			-canEat()
		}
		class Zebra{
			+bool is_wild
			+run()
		}